Performance Engineer (m/f/d)

### Your Benefits:

• Exclusive access to leading companies and exciting projects through Hays, a reliable and established partner
• Flexible working time account with the option to receive overtime compensation
• Employer contribution to a private pension scheme (occupational pension plan)
• 30 days of annual leave
• Flexible working hours

### Your Duties:

• Perform whole-engine performance simulations and analyses for steady-state and transient operating conditions
• Evaluate engine behaviour related to performance, operability, system design and engine operation
• Develop and apply 1D thermodynamic, physics-based and empirical models
• Analyse engine and test data to verify system and performance requirements
• Plan, support and evaluate engine performance testing
• Support engine certification activities, including the definition and verification of performance requirements
• Investigate complex performance issues and develop technical solutions to improve engine and product performance
• Prepare technical reports, engineering documentation and presentations
• Work closely with multidisciplinary teams across areas such as thermodynamics, aerodynamics, systems engineering and component development
• Collaborate with internal and external stakeholders, including engineering teams, customers, aircraft manufacturers and regulatory authorities
• Contribute to the development of engineering methods, processes and best practices in the field of engine performance

### Your Qualifications:

• Bachelor's or Master's degree in Aerospace Engineering, Mechanical Engineering, Engineering Science or a comparable technical discipline
• Professional or academic experience related to jet engines, gas turbines or propulsion system performance
• Strong understanding of thermodynamics and ideally aerodynamics
• Experience with engine performance modelling, simulation or analysis
• Knowledge of tools such as NPSS, GasTurb, GTlab, or comparable engine simulation tools is an advantage
• Programming or modelling experience with MATLAB/Simulink, Python, SQL, or comparable tools is beneficial
• Experience working in an engineering or regulated technical environment
• Strong analytical and problem-solving skills with the ability to approach complex technical challenges systematically
• Ability to work effectively within international and multidisciplinary teams
• Strong communication skills and confidence working with technical stakeholders
• Fluent English, written and spoken; German language skills are an advantage but not essential

### About Hays:

Our many years of recruitment experience and our expert knowledge of the engineering job market make us a strong partner for engineers and technicians. We maintain close relationships with customers across all industries and therefore can provide engineering specialists with exciting projects and attractive job opportunities, drawing on your personal interests and experience. As your professional companion, we support you throughout the entire process, from the first contact to the first day on your new job – all this completely free of charge. Register now and look forward to many interesting and suitable positions and projects.

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Source: Statistisches Bundesamt (Destatis), table; dl-de/by-2-0; StarIn's calculation

Posted Nov 05, 2026